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Assessing health status in COPD. A head-to-head comparison between the COPD assessment test (CAT) and the clinical COPD questionnaire (CCQ)
Ioanna G Tsiligianni, Thys van der Molen, Despoina Moraitaki…Volume:
12
Language:
english
DOI:
10.1186/1471-2466-12-20
Date:
December, 2012
File:
PDF, 517 KB
english, 2012